the window is narrower now as a result of a change in state law. we do not have registration by party, so when trying to figure out who is winning the early vote, it is more difficult. the early vote will be significant. >> are voters required to show a photo id? >> on the republicans after they took power in 2010, they tried to do that, but it was held up in court. they will not be required to show i.d. in this election. >> when it comes to how votes i tabulated, what systems are in place and what is used at the state level to make sure those systems are working? >> the optical standard is used in wisconsin. it has proven to be a reliable system and has held up in some lead counsel have had. that is from the virtue of being easy to administer and preserving a paper record. we have had some close elections and we have had controversies and debates over the voting system and the integrity of the election. i am short those will continue. if it is a close election in 2012 like it was in 2004 and 2000 when the margin for president was under 0.5%. >> do